> Date: Wed, 7 Dec 2022 16:51:49 +0100
> From: Theo Buehler
>
> On Wed, Dec 07, 2022 at 03:56:56PM +0100, Alexander Bluhm wrote:
> > On Mon, Nov 28, 2022 at 03:04:17PM +0100, Mark Kettenis wrote:
> > > So here is an updated diff that checks the UVM_VNODE_DYING flag and
> > > skips the refcount ma
On Wed, Dec 07, 2022 at 03:56:56PM +0100, Alexander Bluhm wrote:
> On Mon, Nov 28, 2022 at 03:04:17PM +0100, Mark Kettenis wrote:
> > So here is an updated diff that checks the UVM_VNODE_DYING flag and
> > skips the refcount manipulation if it is set.
>
> My macppc has build a full release with it
> We should try and commit this.
I don't want to do this as a snapshot diff. So yes, that feels like
the right approach.
On Mon, Nov 28, 2022 at 03:04:17PM +0100, Mark Kettenis wrote:
> So here is an updated diff that checks the UVM_VNODE_DYING flag and
> skips the refcount manipulation if it is set.
My macppc has build a full release with it. So it seems to fix the
issue. I will continue testing.
I also made a p
On 28/11/22(Mon) 15:04, Mark Kettenis wrote:
> > Date: Wed, 23 Nov 2022 17:33:26 +0100
> > From: Martin Pieuchot
> >
> > On 23/11/22(Wed) 16:34, Mark Kettenis wrote:
> > > > Date: Wed, 23 Nov 2022 10:52:32 +0100
> > > > From: Martin Pieuchot
> > > >
> > > > On 22/11/22(Tue) 23:40, Mark Kettenis
> Date: Wed, 23 Nov 2022 17:33:26 +0100
> From: Martin Pieuchot
>
> On 23/11/22(Wed) 16:34, Mark Kettenis wrote:
> > > Date: Wed, 23 Nov 2022 10:52:32 +0100
> > > From: Martin Pieuchot
> > >
> > > On 22/11/22(Tue) 23:40, Mark Kettenis wrote:
> > > > > Date: Tue, 22 Nov 2022 17:47:44 +
> > >
On 23/11/22(Wed) 16:34, Mark Kettenis wrote:
> > Date: Wed, 23 Nov 2022 10:52:32 +0100
> > From: Martin Pieuchot
> >
> > On 22/11/22(Tue) 23:40, Mark Kettenis wrote:
> > > > Date: Tue, 22 Nov 2022 17:47:44 +
> > > > From: Miod Vallat
> > > >
> > > > > Here is a diff. Maybe bluhm@ can try t
> Date: Wed, 23 Nov 2022 10:52:32 +0100
> From: Martin Pieuchot
>
> On 22/11/22(Tue) 23:40, Mark Kettenis wrote:
> > > Date: Tue, 22 Nov 2022 17:47:44 +
> > > From: Miod Vallat
> > >
> > > > Here is a diff. Maybe bluhm@ can try this on the macppc machine that
> > > > triggered the original
On 22/11/22(Tue) 23:40, Mark Kettenis wrote:
> > Date: Tue, 22 Nov 2022 17:47:44 +
> > From: Miod Vallat
> >
> > > Here is a diff. Maybe bluhm@ can try this on the macppc machine that
> > > triggered the original "vref used where vget required" problem?
> >
> > On a similar machine it panic
> Date: Tue, 22 Nov 2022 17:47:44 +
> From: Miod Vallat
>
> > Here is a diff. Maybe bluhm@ can try this on the macppc machine that
> > triggered the original "vref used where vget required" problem?
>
> On a similar machine it panics after a few hours with:
>
> panic: uvn_flush: PGO_SYNCIO
On Tue, Nov 22, 2022 at 05:47:44PM +, Miod Vallat wrote:
> > Here is a diff. Maybe bluhm@ can try this on the macppc machine that
> > triggered the original "vref used where vget required" problem?
>
> On a similar machine it panics after a few hours with:
>
> panic: uvn_flush: PGO_SYNCIO re
> Here is a diff. Maybe bluhm@ can try this on the macppc machine that
> triggered the original "vref used where vget required" problem?
On a similar machine it panics after a few hours with:
panic: uvn_flush: PGO_SYNCIO return 'try again' error (impossible)
The trace (transcribed by hand) is
u
> Date: Tue, 22 Nov 2022 15:08:30 +0100
> From: Martin Pieuchot
>
> On 18/11/22(Fri) 21:33, Mark Kettenis wrote:
> > > Date: Thu, 17 Nov 2022 20:23:37 +0100
> > > From: Mark Kettenis
> > >
> > > > From: Jeremie Courreges-Anglas
> > > > Date: Thu, 17 Nov 2022 18:00:21 +0100
> > > >
> > > > On
On 18/11/22(Fri) 21:33, Mark Kettenis wrote:
> > Date: Thu, 17 Nov 2022 20:23:37 +0100
> > From: Mark Kettenis
> >
> > > From: Jeremie Courreges-Anglas
> > > Date: Thu, 17 Nov 2022 18:00:21 +0100
> > >
> > > On Tue, Nov 15 2022, Martin Pieuchot wrote:
> > > > UVM vnode objects include a refere
> Date: Thu, 17 Nov 2022 20:23:37 +0100
> From: Mark Kettenis
>
> > From: Jeremie Courreges-Anglas
> > Date: Thu, 17 Nov 2022 18:00:21 +0100
> >
> > On Tue, Nov 15 2022, Martin Pieuchot wrote:
> > > UVM vnode objects include a reference count to keep track of the number
> > > of processes that
> From: Jeremie Courreges-Anglas
> Date: Thu, 17 Nov 2022 18:00:21 +0100
>
> On Tue, Nov 15 2022, Martin Pieuchot wrote:
> > UVM vnode objects include a reference count to keep track of the number
> > of processes that have the corresponding pages mapped in their VM space.
> >
> > When the last
On Tue, Nov 15 2022, Martin Pieuchot wrote:
> UVM vnode objects include a reference count to keep track of the number
> of processes that have the corresponding pages mapped in their VM space.
>
> When the last process referencing a given library or executable dies,
> the reaper will munmap this o
On Tue, Nov 15, 2022 at 02:31:27PM +0100, Martin Pieuchot wrote:
> UVM vnode objects include a reference count to keep track of the number
> of processes that have the corresponding pages mapped in their VM space.
>
> When the last process referencing a given library or executable dies,
> the reape
UVM vnode objects include a reference count to keep track of the number
of processes that have the corresponding pages mapped in their VM space.
When the last process referencing a given library or executable dies,
the reaper will munmap this object on its behalf. When this happens it
doesn't fre
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